I was in central london uk today went into a internet cafe and guess what
when I tried to access my site then;'

Forbidden

You don't have permission to access /mlist2.txt on this server because you are currently blacklisted by a DNSBL server at: sbl-xbl.spamhaus.org
Apache/2.2.9 (Debian) mod_ssl/2.2.9 OpenSSL/0.9.8g mod_defensible/1.2